On Wed, 22 Jan 2003 16:25:40 -0800, "Andrei Alexandrescu" <andrewalex@[...].com>  wrote:
>  
>  inline void do_my_function(string&, void_) {}
>  
>  template <class Lst>
>  inline void do_my_function(string& s, Lst lst)
>  {
>      my_function<front<Lst>::type>(s);
>      do_my_function(s, pop_front<Lst>::type());
>  }
>  ....
>  do_my_function(s, my_list());
>  

This is interesting as it also gives run-time control of how much of the list
is iterated over.

eg.

template <class Lst> 
inline void do_my_function(string& s, Lst lst)
{
   if (!my_function<front<Lst> ::type>(s))
      do_my_function(s, pop_front<Lst> ::type());
}





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